Eng: Occasionally...

偶

Accidental, Casual, Chance, Coincidental, Fellows, Idol, Image, Mate, Not to, Occasionally, Once in a, Seldom, Statue, Unexpected

偶然

Accidental, Accidentally, By chance, Occasional, Occasionally, Random, Randomly, Unexpectedly

偶爾

Occasionally, On occasion, Once in a

偶而

Occasional, Occasionally, Sometimes